Ross, P.T. (1977). A diagnostic technique for assessment of parent-child and family interaction patterns: Family puppet technique for therapy with families with young children. Family Therapy 4(2), 129-142.

Weiss, F. (1997). The field of wings: Puppetry as therapy from an object relations point of view and incorporating field psychology. In Robbins, A (Ed) Therapeutic presence: Bridging expression and form. London: Jessica Kingsley Publisher.